Form 144

144: Filer Information

Filer CIK

0001481286

Filer CCC

XXXXXXXX

Is this a LIVE or TEST Filing?

LIVE

TEST

Submission Contact Information

Name

Phone

E-Mail Address

144: Issuer Information

Name of Issuer

RED ROBIN GOURMET BURGERS INC

SEC File Number

001-34851

Address of Issuer

10000 E. GEDDES AVE.
STE. 500
ENGLEWOOD
COLORADO
80112

Phone

3038466000

Name of Person for Whose Account the Securities are To Be Sold

Sarah A. Mussetter

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	E*Trade from Morgan Stanley Morgan Stanley 200 Hudson Street Suite 501 Jersey City NJ 07311	3092	10265.44	17964459	02/18/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/17/2026	Restricted Stock Units	Issuer			6184	02/17/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Sarah Mussetter 10000 E Geddes Avenue suite 500 Englewood CO 80016	Common Stock RRGB	12/09/2025	2800	11116

144: Remarks and Signature

Remarks

Represents an estimate of shares expected to be sold pursuant to automatic "sell to cover" transactions to cover tax withholding obligations and fees arising due to the vesting of restricted stock units on 02/17/26. Such sell to cover transactions do not represent discretionary trades by the Reporting Person. The actual number of shares sold will depend on the sale price of the Company's common stock in such transactions.

Date of Notice

02/18/2026

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

/s/ Carrie Etherton, Attorney-in-Fact

FORM 144